//Determina el Navegador en el qual estem treballant
	var fnnav = (navigator.appName).search("Microsoft");

	function CambiaImg(nom, img) {
		var n = document.images.length;
		var i = 0;
		var aux = "";

		for (i=0; i<n; i++) {
			if ( document.images[i].name == nom) {
				document.images[i].src = img;
			}
		}
	}

	function ObrirFinestra(url,ample,alt)
	{
		finestra = window.open(url,"f1","resizable=no,menubar=no,scrollbars=yes,status=no,width=" + ample + ",height=" + alt);
		finestra.focus();
		finestra.moveTo((screen.width/2)-(ample/2),(screen.height/2)-(alt/2));

		//finestra = window.open(url,"finestra","hotkeys=no,alwaysraised=yes,resizable=no,menubar=no,scrollbars=yes,status=no,width=" + ample + ",height=" + alt);
	}

	function AjustaFinestra(ample,alt)
	{
		if ( fnnav==-1 ) {
			window.outerHeight = alt;
			window.outerWidth = ample;
		} else {
			self.resizeTo(ample,alt);
		}
	}

	function verCurso(ncurso)
	{
		marccursos.location.href = "cursos/curso" + ncurso + ".htm";
	}

	function VerPayasos(ruta)
	{
		marcofotos.location.href = "caras.php?cara=" + ruta;
	}

	function dianamask(estado, obj)
	{
		var aux;
		if ( estado=="on" ) { aux = "block"; } else { aux = "none"; }

		if (fnnav==-1) {
			document.getElementById(obj + "dins").style.display = aux;
		} else {
			eval("document.all." + obj + "dins.style.display = aux");
		}
	}